<ion-header>
    <ion-navbar>
      <button ion-button menuToggle>
        <ion-icon name="menu"></ion-icon>
      </button>
      <ion-title>科目</ion-title>
    </ion-navbar>
  </ion-header>

  <ion-content>

    <ion-list>
      <button ion-item *ngFor="let item of course" (click)="toQuestionSet(item.title)">
        <ion-icon name="{{item.icon}}" item-left></ion-icon>
        {{item.title}}

      </button>
    </ion-list>
    <!--
    <button (click)="toMistakeDetail()">
      go to mistake-detail.html
    </button>
    -->
  </ion-content>
